(KMZA)--A Marysville High School student has been charged with allegedly writing a threatening message at the school that lead to a lockdown last month.

The Marysville Advocate reports 16-year-old Gabriel Oller, of Marysville, was charged this week with a felony count of aggravated criminal threat and a second felony charge of criminal threat.

Oller was charged as a juvenile.

He was released to the custody of his parents with certain conditions.

The Marysville Junior-Senior High School was put on lockdown status the morning of February 28th, and law enforcement officers were called to the school, when a message was found written on a wall in a boy’s restroom.

A charge was also filed after the Axtell High School was placed on lockdown February 21st when a threatening note was found at the school.

17-year-old Axtell High School student Cordell Swanson, of Frankfort, has been charged with a felony count of criminal threat.

The newspaper reports his adjudication hearing as a juvenile is set for March 21st.